MASTR Asset Securitization Trust MASTR Asset Securitization Trust, Series 2004-6, Class 15 is a security (CUSIP 57643MDJ0) tracked across SEC portfolio filings. 1 registered fund positions totaling $126 via N-PORT as of 2026-05-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| JPMorgan Core Bond Trust | JPMorgan Institutional Trust | $126 | 0.00% |